421162416 has 100 divisors (see below), whose sum is σ = 1252053792. Its totient is φ = 136577664.

The previous prime is 421162409. The next prime is 421162421. The reversal of 421162416 is 614261124.

421162416 is a `hidden beast` number, since 4 + 21 + 1 + 624 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 421162416.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 43561 + ... + 52343.

Almost surely, 2^421162416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 421162416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (626026896).

421162416 is an abundant number, since it is smaller than the sum of its proper divisors (830891376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

421162416 is a wasteful number, since it uses less digits than its factorization.

421162416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8840 (or 8825 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 421162416 is about 20522.2419827854. The cubic root of 421162416 is about 749.5774900251.

The spelling of 421162416 in words is "four hundred twenty-one million, one hundred sixty-two thousand, four hundred sixteen".